@import url("https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&family=Noto+Sans+JP:wght@100..900&display=swap");
/* ------------------------------
    mixin
------------------------------ */
/* ------------------------------
    news
------------------------------ */
#sec_news {
  padding-bottom: 10rem;
}
@media screen and (max-width: 767px) {
  #sec_news {
    padding-bottom: 6rem;
  }
}
#sec_news .contents {
  display: flex;
  gap: 3rem;
}
@media screen and (max-width: 767px) {
  #sec_news .contents {
    display: block;
  }
}
#sec_news .contents .side {
  flex: 0 0 auto;
  width: 24rem;
}
@media screen and (max-width: 767px) {
  #sec_news .contents .side {
    width: 100%;
    margin-top: 6rem;
  }
}
#sec_news .contents .side .ttl {
  font-size: 2rem;
  line-height: 1.4;
  letter-spacing: 0.1em;
  margin-bottom: 1em;
}
#sec_news .contents .side .nav {
  border-top: 1px solid #ccc;
}
#sec_news .contents .side .nav li {
  border-bottom: 1px solid #ccc;
}
#sec_news .contents .side .nav li a {
  display: block;
  padding: 1em;
  transition: background-color 0.3s ease;
}
@media screen and (min-width: 768px) {
  #sec_news .contents .side .nav li a:hover {
    opacity: 1;
    background: #f2f0f4;
  }
}
#sec_news .contents .side .nav li.active a {
  background: #f2f0f4;
}
#sec_news .contents .main {
  order: 2;
}
#sec_news._archives .main .grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem;
}
@media screen and (max-width: 767px) {
  #sec_news._archives .main .grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
}
#sec_news._archives .main .grid .item {
  border: 1px solid #d1ccda;
}
#sec_news._archives .main .grid .item a {
  display: block;
  padding: 1.5rem;
}
@media screen and (max-width: 767px) {
  #sec_news._archives .main .grid .item a {
    padding: 1rem;
  }
}
#sec_news._archives .main .grid .item .img {
  height: 18rem;
  overflow: hidden;
  margin-bottom: 1rem;
}
#sec_news._archives .main .grid .item .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
@media screen and (max-width: 767px) {
  #sec_news._archives .main .grid .item .img {
    height: 12rem;
  }
}
#sec_news._archives .main .grid .item .date {
  font-size: 1.4rem;
  line-height: 1.4;
  margin: 0.5em 0;
}
#sec_news._archives .main .grid .item .ttl {
  font-size: 1.4rem;
  line-height: 1.4;
  overflow: hidden;
  display: -webkit-box;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  margin: 0.5em 0;
}
@media screen and (max-width: 767px) {
  #sec_news._archives .main .grid .item .ttl {
    font-size: 1.6rem;
    -webkit-line-clamp: 2;
  }
}
#sec_news._archives .main .grid .item .cate {
  display: flex;
  flex-wrap: wrap;
}
#sec_news._archives .main .grid .item .cate span {
  font-size: 1.4rem;
  line-height: 1.4;
  color: #ae9abb;
}
#sec_news._archives .main .grid .item .cate span::after {
  content: ",";
  margin-left: 0.1em;
  margin-right: 0.3em;
}
#sec_news._archives .main .grid .item .cate span:last-child::after {
  display: none;
}
#sec_news._article .post_header {
  margin-bottom: 4rem;
}
#sec_news._article .post_header .ttl {
  font-size: 2.4rem;
  line-height: 1.6;
  padding-bottom: 0.8em;
  margin-bottom: 0.5em;
  border-bottom: 1px solid #ae9abb;
}
@media screen and (max-width: 767px) {
  #sec_news._article .post_header .ttl {
    font-size: 2.2rem;
  }
}
#sec_news._article .post_header .flex {
  display: flex;
  justify-content: flex-end;
  gap: 2rem;
}
@media screen and (max-width: 767px) {
  #sec_news._article .post_header .flex {
    justify-content: flex-start;
  }
}
#sec_news._article .post_header .flex .date {
  font-size: 1.4rem;
  line-height: 1.4;
}
#sec_news._article .post_header .flex .cate {
  display: flex;
  flex-wrap: wrap;
}
#sec_news._article .post_header .flex .cate span {
  font-size: 1.4rem;
  line-height: 1.4;
  color: #ae9abb;
}
#sec_news._article .post_header .flex .cate span::after {
  content: ",";
  margin-left: 0.1em;
  margin-right: 0.3em;
}
#sec_news._article .post_header .flex .cate span:last-child::after {
  display: none;
}
#sec_news._article .post_footer {
  margin-top: 10rem;
  text-align: center;
  position: relative;
}
@media screen and (max-width: 767px) {
  #sec_news._article .post_footer {
    margin: 8rem 0;
  }
}
#sec_news._article .post_footer a {
  color: #505050;
}
#sec_news._article .post_footer .prev, #sec_news._article .post_footer .next {
  position: absolute;
  top: 0;
  right: 50%;
  margin-right: 10rem;
  white-space: nowrap;
}
#sec_news._article .post_footer .prev .arrow, #sec_news._article .post_footer .next .arrow {
  display: inline-block;
  width: 1em;
  height: 1em;
  position: relative;
  margin-right: 0.5em;
  vertical-align: -0.1em;
}
#sec_news._article .post_footer .prev .arrow::before, #sec_news._article .post_footer .next .arrow::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 80%;
  height: 1px;
  transform: translateY(-50%);
  background: #ae9abb;
  transition: background-color 0.3s ease;
}
#sec_news._article .post_footer .prev .arrow::after, #sec_news._article .post_footer .next .arrow::after {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 30%;
  height: 30%;
  transform: translateY(-50%) rotate(45deg);
  border-bottom: 1px solid #ae9abb;
  border-left: 1px solid #ae9abb;
  transition: border-color 0.3s ease;
}
#sec_news._article .post_footer .next {
  left: 50%;
  margin-right: 0;
  margin-left: 10rem;
}
#sec_news._article .post_footer .next .arrow {
  margin-right: 0;
  margin-left: 0.5em;
  transform: scale(-1, 1);
}